Genus Discamoeba  Jahn, Bovee & Griffith, 1979

Diagnosis: Length and width of locomotive form similar. Clear zone extends around the endoplasmic mass. No posterior uroid. Cytoplasm contains a spherical nucleus and frequently a contractile vacuole and crystals. Floating form without radiating pseudopodia.
Type species: Discamoeba guttula (Dujardin, 1835)

Ecology: Freshwater.

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